Frost Dates for VIGRA, Norway

Elevation: 19 m

Frost Dates

Last Spring Frost (50%) A 50% chance that the last spring frost has already passed by this date. Most gardeners use this as their primary planting guide. April 2
First Fall Frost (50%) A 50% chance that the first fall frost has occurred by this date. Plan to harvest or protect tender plants before this date. November 19

30% Probability

Only a 30% chance of frost remaining by this date. Use these dates for a safer planting window, especially for tender plants sensitive to cold.
Last Spring Frost April 12
First Fall Frost November 9

Hard Freeze (−2°C)

Last Spring Hard Freeze March 8
First Fall Hard Freeze December 10
62.56°N, 6.12°E © OpenStreetMap

Growing Season

231 Days April 2 to November 19

USDA Hardiness Zone

Hardiness zones indicate which perennial plants can survive winter in your area. For annual vegetables, frost dates and growing season length matter more than hardiness zone.
Zone 9a

Avg. annual minimum: −7 to −4°C

Learn more

Köppen Climate

The Köppen climate classification system categorizes climates based on temperature and precipitation patterns.
Cfb Oceanic (Marine West Coast)

Mild year-round with cool summers and wet winters. Excellent for cool-season crops like brassicas, peas, and root vegetables. Extended harvest seasons but summer heat-loving crops may struggle.

Köppen climate map

Temperature

Avg High Avg Temp Avg Low
Temperature table
Average monthly temperatures (°C)
Month Avg High Avg Temp Avg Low
January3°2°1°
February3°2°1°
March4°3°1°
April6°5°3°
May9°7°6°
June12°10°9°
July14°13°11°
August15°13°12°
September13°12°10°
October9°8°7°
November6°5°4°
December4°3°2°

Precipitation

Precipitation table
Average monthly precipitation (millimeters)
MonthPrecipitation
January188
February165
March160
April102
May91
June102
July107
August137
September206
October218
November198
December221

Sunrise / Sunset

Daylight Longest: 19h 33m · Shortest: 4h 27m
Sunrise and sunset table
Sunrise, sunset, and daylight on the 15th of each month (local solar time)
Month Sunrise Sunset Daylight
January9:14 AM2:46 PM5h 31m
February7:48 AM4:12 PM8h 24m
March6:22 AM5:38 PM11h 16m
April4:46 AM7:14 PM14h 29m
May3:16 AM8:44 PM17h 28m
June2:16 AM9:44 PM19h 29m
July2:42 AM9:18 PM18h 35m
August4:07 AM7:53 PM15h 46m
September5:43 AM6:17 PM12h 34m
October7:16 AM4:44 PM9h 28m
November8:48 AM3:12 PM6h 24m
December9:45 AM2:15 PM4h 30m

Nearby Stations

HILDRE, Norway April 18 - November 2 BRUSDALSVATN II, Norway April 25 - November 2 ORSKOG, NorwayMay 12 - October 23 ONA II, Norway March 22 - November 28 ONA HUSOY, Norway March 21 - November 28 ONA, NorwayMarch 21 - November 28

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